<template>
    <el-aside width="220px" class="image-aside" v-loading="loading">
        <div class="top">

            <AsideList :active="activeId == item.pk" v-for="(item,index) in list" :key="index" @edit="handleEdit(item)" @delete="handleDelet(item.pk)" @click="handleChangeActiveId(item.pk)">
                {{ item.fields.name }}
            </AsideList>

        </div>
        <div class="bottom">
            <el-pagination background layout="prev, next" :total="total" :current-page="currentPage" :page-size="limit" @current-change="getData"/>
        </div>
    </el-aside>

    <FormDrawer :title="drawerTitle" ref="formDrawerRef" @submit="handleSubmit">
        <el-form :model="form" ref="formRef" :rules="rules" label-width="80px" :inline="false">
            <el-form-item label="分类名称" prop="name">
                <el-input v-model="form.name"></el-input>
            </el-form-item>
            <el-form-item label="排序" prop="order">
                <el-input-number v-model="form.order" :min="0" :max="1000"/>
            </el-form-item>
        </el-form>
    </FormDrawer>

</template>
<script setup>
import { reactive, ref } from "vue";
import FormDrawer from "./FormDrawer.vue"
import {
    getImageClassList,createImageClass,updateImageClass,deleteImageClass
} from "@/api/image_class.js"
import AsideList from './AsideList.vue';
import {
    toast
} from "@/utils/toast.js"
import { computed } from "@vue/reactivity";
// 加载动画
const loading = ref(false)
const list = ref([])


// 分页
const currentPage = ref(1)
const total = ref(0)
const limit = ref(4)

// 获取数据
function getData(p = null){
    if(typeof p == "number"){
        currentPage.value = p
    }

    loading.value = true
    getImageClassList(currentPage.value,limit.value)
    .then(res=>{
        total.value = res.totalCount
        list.value = res.list
        let item = list.value[0]
        if(item){
            handleChangeActiveId(item.pk)
            // activeId.value = item.id
        }
    })
    .finally(()=>{
        loading.value = false
    })
}

getData()


const formDrawerRef = ref(null)
const form = reactive({
    name:"",
    order:50
})

const rules = {
    name:[{
        required: true,
        message: '图库分类名称不能为空',
        trigger: 'blur'
    }]
}
const formRef = ref(null)
const editId = ref(0) // 编辑的标志符
const drawerTitle = computed(()=>editId.value ? "修改" : "新增")
// 新增+编辑接口
const handleSubmit = ()=>{
    formRef.value.validate((valid)=>{
        if(!valid) return
        
        formDrawerRef.value.showLoading()
        const fun = editId.value ? updateImageClass({"editId":editId.value,"form":form}) : createImageClass(form)
        fun.then(res=>{
            // toast("新增成功")
            getData(editId.value ? currentPage.value : 1)
            formDrawerRef.value.close()
        })
        .finally(()=>{
            formDrawerRef.value.hideLoading()
        })
  
    })
}
// 新增
const handleCreate = ()=> {
    editId.value  = 0
    form.name = ""
    form.order = 50
    formDrawerRef.value.open()
}
// 编辑
const handleEdit = (row)=>{
    console.log(row)
    editId.value = parseInt(row.pk,0)
    form.name = row.fields.name
    form.order = parseInt(row.fields.imgOrder)
    formDrawerRef.value.open()
}
// 删除
const handleDelet=(imagId)=>{
  
    deleteImageClass({"imagId":imagId})
    .then(res=>{
        getData()
    })
}
// 选中图库分类ID
const activeId = ref(0)
const emit = defineEmits(["change"])


// 切换分类
function handleChangeActiveId(mid){
    console.log("ImageAside.vue")
    console.log(mid)
    activeId.value = mid
    emit("change",parseInt(mid))
}
defineExpose({
    handleCreate
})

</script>
<style>
.image-aside{
  border-right: 1px solid #eeeeee;
  position: relative;
}
.image-aside .top
{
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  bottom: 50px;
  overflow-y: auto;
}
.image-aside .bottom
{
  position: absolute;
  bottom: 0;
  height: 50px;
  left: 0;
  right: 0;
  @apply flex items-center justify-center;
}

</style>